From 4e55b3c81d99b96c1bd915e812e1e203d3279550 Mon Sep 17 00:00:00 2001 From: Jan Beulich Date: Thu, 5 Apr 2012 16:04:52 +0100 Subject: [PATCH] xen-blkfront: module exit handling adjustments The blkdev major must be released upon exit, or else the module can't attach to devices using the same majors upon being loaded again. Also avoid leaking the minor tracking bitmap. Signed-off-by: Jan Beulich Signed-off-by: Konrad Rzeszutek Wilk --- drivers/block/xen-blkfront.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 7dae9c38821a..be20be78d740 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -1523,7 +1523,9 @@ module_init(xlblk_init); static void __exit xlblk_exit(void) { - return xenbus_unregister_driver(&blkfront_driver); + xenbus_unregister_driver(&blkfront_driver); + unregister_blkdev(XENVBD_MAJOR, DEV_NAME); + kfree(minors); } module_exit(xlblk_exit); -- 2.39.5